73059397320 has 256 divisors, whose sum is σ = 276338926080. Its totient is φ = 15038668800.

The previous prime is 73059397309. The next prime is 73059397331. The reversal of 73059397320 is 2379395037.

It is an interprime number because it is at equal distance from previous prime (73059397309) and next prime (73059397331).

It is a self number, because there is not a number n which added to its sum of digits gives 73059397320.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 366130 + ... + 529310.

It is an arithmetic number, because the mean of its divisors is an integer number (1079448930).

Almost surely, 2^73059397320 is an apocalyptic number.

73059397320 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73059397320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138169463040).

73059397320 is an abundant number, since it is smaller than the sum of its proper divisors (203279528760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73059397320 is a wasteful number, since it uses less digits than its factorization.

73059397320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163256 (or 163252 counting only the distinct ones).

The product of its (nonzero) digits is 1071630, while the sum is 48.

The spelling of 73059397320 in words is "seventy-three billion, fifty-nine million, three hundred ninety-seven thousand, three hundred twenty".